body{
    margin: 0;
    padding: 0;
    background-clip: #F7F7F7;
}
figcaption{
    font-size: 24px;
    text-align: center;
    margin: 20px;
}
.player{
    position: relative;
    width: 720px;
    height: 405px;
    margin: 0 auto;
    border-radius: 4px;
    background: #000 url(../images/loading.gif) center/300px no-repeat;
}
video{
    display: none;  
    width: 100%;
    margin: 0 auto;
}
/* 全屏操作后 自带的控制栏会显示 在退出的时候隐藏 */
video::-webkit-media-controls{
    display: none !important;
}
.controls{
    position: absolute;
    bottom: 5px;
    left: 50%;
    margin-left: -350px;
    width: 700px;
    height: 40px;
    background-color: #000;
    z-index: 100000000000;
    opacity: 1;
}
.player:hover .controls{
    opacity: 1;
}
/* 播放/暂停 */
.controls .switch{
    display: block;
    width: 20px;
    height: 20px;
    font-size: 20px;
    color: #fff;
    position: absolute;
    top: 11px;
    left: 11px;
    cursor: pointer;
    
}
/* 全屏 */
.controls .expand{
    display: block;
    width: 20px;
    height: 20px;
    font-size: 20px;
    color: #fff;
    position: absolute;
    top: 11px;
    right: 11px;
    cursor: pointer;
}
/* 进度条 */
.progress{
    width: 430px;
    height: 15px;
    border-radius: 3px;
    background-color: #555;
    cursor: pointer;
    position: absolute;
    top: 13px;
    left: 45px;
}
/* 播放进度 */
.progress .line{
    width: 0;
    height: 100%;
    background-color: #fff;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}
.progress .bar{
    width: 100%;
    height: 100%;
    /* opacity: 0; */
    position: absolute;
    top: 0;
    left: 0;
}

/* 时间 */
.timer{
    height: 20px;
    line-height: 20px;
    position: absolute;
    left: 490px;
    top: 11px;
    color: #fff;
    font-size: 14px;
}